0818823

Flash: Radio Frequency Hub Module (RFHM) Update The customer may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Code (DTCs): ? B1053-64 RFHM (Kin Communication) - Signal Plausibility Failure Set In The RF Hub. ? B1A7D-2F Start Button - Signal Erratic. Customers may also experience one or more of the following: ? Messages shown on the Instrument Panel Cluster (IPC): ? Service Passive Entry Vehicle will not Shut Off or Restart. ? To Shut Off Vehicle, See Vehicle Settings (if the vehicle speed is lower than 4 KMH) (2.4 MPH). ? Engine will not shut off. ? Lamp lit on IPC (Fig. 1) . This bulletin involves updating the RFHM with the latest available software.